<div class="container" >
  <div class="row mbot30">
    <div class="col-lg-5 col-xs-12 col-centered">
  		云链网络 | 智能路由
      <% if account_signed_in? %>
			  <li>
			  <%= link_to('Logout', destroy_account_session_path, :method => :delete) %>        
			  </li>
			<% end %>
    </div>
  </div>
</div>
